OBD Guide
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C1473

Brake System Valves Calibration Data Failure

C1473 is an OBD-II diagnostic trouble code meaning: Brake System Valves Calibration Data Failure. Common causes: abs/esp module software failure, wiring harness damage. Estimated repair cost: $56–222.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–222 (est.)

Symptoms

  • ABS/ESP indicator is on
  • Reduced braking performance
  • Activating the emergency brake system

Causes

  • ABS/ESP module software failure
  • Wiring harness damage
  • ABS/ESP module malfunction
  • Power or grounding problems

How to Fix

  1. Check error codes using an OBD-II scanner
  2. Inspect the wiring harness and connectors of the ABS/ESP module
  3. Check power supply and grounding of the module
  4. Update or reflash module software
  5. If necessary, replace the ABS/ESP module

Related codes

C1470C1471C1472

FAQ

What does the C1473 code mean?

C1473 is an OBD-II diagnostic trouble code that indicates: Brake System Valves Calibration Data Failure

What causes a C1473 error code?

The most common causes of C1473 include: ABS/ESP module software failure; Wiring harness damage; ABS/ESP module malfunction; Power or grounding problems.

How do I fix a C1473 diagnostic trouble code?

To fix C1473: Check error codes using an OBD-II scanner. Inspect the wiring harness and connectors of the ABS/ESP module. Check power supply and grounding of the module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1473?

Limited driving only, diagnose soon

How much does it cost to fix C1473?

The estimated repair cost for C1473 is $56–222. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat